The Redbox code for FREE Wednesday is MMM401. Use this code when you check out to get one day rental for free! You will still have to swipe your credit card but will not be charged unless you forget to return it by 9pm the following day. Some great movies were released yesterday like 7lbs (made me cry), Butterfly Effect Revealed, Marley & Me and Slumdog Millionaire to name a few. To find a Redbox near you go here and enter your zip code.